:root {
  --primary-color: #639900;
  --secondary-color: #f77b1d;
  --bg-white: #ffffff;
  --text-dark: #121212;
  --bg-light: #f8f9fa;
  --sidebar-width: 260px;
  --border-radius: 12px;
  --transition: all 0.3s ease;
}

body {
  background-color: var(--bg-light);
  color: var(--text-dark);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

/* Navbar Premium */
.navbar {
  background-color: var(--bg-white) !important;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
  padding: 1rem 0;
}

.navbar-brand {
  color: var(--primary-color) !important;
  font-weight: 800;
  font-size: 1.5rem;
}

.nav-link {
  color: var(--text-dark) !important;
  font-weight: 500;
  margin: 0 10px;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary-color) !important;
}

/* Sidebar Custom */
.sidebar {
  background: var(--bg-white);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  height: calc(100vh - 120px);
  position: sticky;
  top: 100px;
}

.list-group-item {
  border: none !important;
  border-radius: 8px !important;
  margin-bottom: 5px;
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
  padding: 12px 15px;
}

.list-group-item:hover {
  background-color: rgba(99, 153, 0, 0.1) !important;
  color: var(--primary-color) !important;
  transform: translateX(5px);
}

.list-group-item.active {
  background-color: var(--primary-color) !important;
  color: white !important;
}

/* Botones Premium */
.btn-primary,
.btn-success {
  background-color: var(--primary-color) !important;
  border: none !important;
  border-radius: 8px;
  padding: 10px 24px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-secondary {
  background-color: var(--secondary-color) !important;
  border: none !important;
  border-radius: 8px;
  padding: 10px 24px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-orange {
  background-color: var(--secondary-color) !important;
  color: white !important;
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-orange:hover {
  filter: brightness(1.1);
  box-shadow: 0 4px 15px rgba(247, 123, 29, 0.3);
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
}

/* Dashboard Metrics */
.metric-card {
  background: linear-gradient(135deg, var(--primary-color), #85cc00);
  color: white;
  padding: 25px;
  border-radius: var(--border-radius);
}

/* Jumbotron / Hero */
.hero-section {
  background-color: var(--bg-white);
  padding: 80px 0;
  border-radius: 20px;
  margin-bottom: 40px;
}

h1,
h2,
h3 {
  font-weight: 700;
  color: var(--text-dark);
}

/* Forms */
.form-control {
  border-radius: 8px;
  padding: 12px;
  border: 1px solid #eee;
  transition: var(--transition);
}

.form-control:focus {
  box-shadow: 0 0 0 4px rgba(99, 153, 0, 0.15);
  border-color: var(--primary-color);
}

@media print {
    .no-print, 
    nav, 
    aside, 
    #sidebar,
    .no-export { 
        display: none !important; 
    }
    body { 
        background: white !important; 
        color: #121212 !important;
    }
    .container { 
        width: 100% !important; 
        max-width: none !important; 
        margin: 0 !important; 
        padding: 20px !important; 
    }
    .bg-white { 
        box-shadow: none !important; 
        border: none !important; 
    }
    table {
        width: 100% !important;
        border-collapse: collapse !important;
    }
    th, td {
        border-bottom: 1px solid #eee !important;
    }
}